package cn.wolfcode.luowowo.common.util;

/**
 * Created by Administrator on 2019/7/5.
 */
public class StringUtil {
    private StringUtil() {
    }

    public static boolean notHasLength(String str) {
        if (str!=null) {
            return "".equals(str.trim()) || str.length() == 0;
        }
        return true;
    }
}
